CN108210131B - Grab for TLIF operation - Google Patents
Grab for TLIF operation Download PDFInfo
- Publication number
- CN108210131B CN108210131B CN201810200391.XA CN201810200391A CN108210131B CN 108210131 B CN108210131 B CN 108210131B CN 201810200391 A CN201810200391 A CN 201810200391A CN 108210131 B CN108210131 B CN 108210131B
- Authority
- CN
- China
- Prior art keywords
- sleeve
- hand wheel
- locking hand
- implant
- inner rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000007943 implant Substances 0.000 claims abstract description 54
- 210000000988 bone and bone Anatomy 0.000 claims abstract description 7
- 238000003466 welding Methods 0.000 claims abstract description 4
- 238000001356 surgical procedure Methods 0.000 claims description 17
- 230000004927 fusion Effects 0.000 description 10
- 238000000034 method Methods 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 2
- 230000007850 degeneration Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 102100020760 Ferritin heavy chain Human genes 0.000 description 1
- 101001002987 Homo sapiens Ferritin heavy chain Proteins 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4603—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof
- A61F2/4611—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof of spinal prostheses
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/44—Joints for the spine, e.g. vertebrae, spinal discs
- A61F2/4455—Joints for the spine, e.g. vertebrae, spinal discs for the fusion of spinal bodies, e.g. intervertebral fusion of adjacent spinal bodies, e.g. fusion cages
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4603—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4603—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof
- A61F2002/4622—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof having the shape of a forceps or a clamp
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Transplantation (AREA)
- Neurology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Cardiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physical Education & Sports Medicine (AREA)
- Prostheses (AREA)
Abstract
The invention relates to the field of surgical medical instruments, in particular to a gripper for TLIF operation. Consists of a sleeve, a locating pin, a jackscrew, a locking hand wheel, an inner rod, a sleeve and a handle; the rear end of the sleeve is provided with a locking hand wheel mounting sleeve, the locking hand wheel is mounted in the locking hand wheel mounting sleeve, the lower part of the sleeve is provided with a handle, and the sleeve is inserted into the sleeve and is fixed by laser welding; the inner rod is firmly connected with the locking hand wheel by a jackscrew after being inserted into the sleeve; the handle is welded with the sleeve; the locating pin is connected with the sleeve. The locking hand wheel is rotated clockwise to connect the inner rod with the implant, the locking hand wheel is rotated anticlockwise after the implant reaches the required position, the locking hand wheel is lifted upwards after the inner rod is separated from the implant, the locking hand wheel is rotated anticlockwise to be connected with the locating pin, and the sleeve is lightly knocked by a bone hammer to realize the rotation of the implant.
Description
Technical Field
The invention relates to the field of surgical medical instruments, in particular to a gripper for TLIF operation.
Background
In recent years, the incidence rate of lumbar degeneration diseases gradually rises, patients with unstable lumbar vertebra and need interbody fusion are increased year by year due to degeneration, the interbody fusion refers to fusion of two or more vertebral bodies together, and the current operation for interbody fusion mainly comprises anterior interbody fusion cage operation (ALIF), posterior interbody fusion operation (PLIF) and trans-foraminal approach interbody fusion operation (TLIF), wherein the TLIF technology is a newer method, has the characteristics of small wound, high fusion rate, accordance with spinal biomechanics and the like, and is dominant in the field of interbody fusion cage.
A difficulty in TLIF surgical procedures is how to achieve rotation of the implant within the body so that the implant can reach the correct position smoothly. The existing common grippers have two types, namely, a simple structure, but the implant cannot rotate in a human body, and a structure, which can realize the rotation of the implant in the human body, and the operation is complicated.
Disclosure of Invention
The present invention aims to overcome the above-mentioned drawbacks of the prior art by providing a gripper for TLIF surgery, which is simple in structure and capable of rotating an implant in the body.
The technical scheme adopted by the invention is as follows: the gripper for TLIF operation consists of sleeve, locating pin, jackscrew, locking hand wheel, inner rod, sleeve and handle, the sleeve is provided with locking hand wheel installing sleeve, the locking hand wheel is installed inside the locking hand wheel installing sleeve, the handle is installed in the lower part of the sleeve, and the sleeve is inserted into the sleeve and fixed via laser welding; the inner rod is firmly connected with the locking hand wheel by a jackscrew after being inserted into the sleeve; the handle is welded with the sleeve; the locating pin is connected with the sleeve, the locking hand wheel is rotated clockwise to connect the inner rod with the implant, after the implant reaches the required position, the locking hand wheel is rotated anticlockwise, after the inner rod is separated from the implant, the locking hand wheel is lifted upwards, rotated anticlockwise to be connected with the locating pin, and the sleeve is lightly knocked by the bone hammer to realize rotation of the implant.
The locating pin is of a threaded structure, and the locking hand wheel can be screwed in.
The sleeve head is of a circular arc structure and is provided with an arc surface, two protrusions are arranged in the arc surface and can be matched with the implant to position the implant.
The inner rod is of a threaded structure and can be connected with an implant.
After the locking hand wheel is connected with the locating pin, the implant can rotate on the sleeve.
When the locking device is used, the locking hand wheel is rotated clockwise, the inner rod is connected and locked with the implant through threads, so that the implant is guaranteed to be attached to the arc surface of the sleeve and positioned by two protrusions, the implant is implanted into a human body, the locking hand wheel is rotated anticlockwise, the connection between the inner rod and the implant is loosened, the locking hand wheel is lifted upwards, rotated anticlockwise, connected with the positioning pin, and the sleeve is lightly knocked by a bone hammer, and the implant is rotated by attaching the tool to the arc surface of the implant. The invention has simple operation and can realize the rotation of the implant in the body.
Compared with the prior art, the invention has the following positive effects: the grab is connected with or separated from the implant through threads, the operation is convenient, the grab is connected with the locating pin through the locking hand wheel after the grab is separated, and the rotation of the implant is realized through knocking the sleeve. The invention is suitable for TLIF operation, and meets the requirement of rotation of the implant in the body in the operation process.
Drawings
The invention will be further described with reference to the accompanying drawings:
FIG. 1 is a schematic perspective view of a gripper for use in TLIF surgery;
FIG. 2 is an enlarged view of a portion of the gripper of FIG. 1 at A for use in a TLIF operation;
FIG. 3 is a schematic view of the cannula configuration of a gripper for use in TLIF surgery;
FIG. 4 is a schematic view of the sleeve configuration of a gripper for use in TLIF surgery;
FIG. 5 is a schematic view of the inner rod structure of a gripper for use in TLIF surgery;
Fig. 6 is a schematic view of a locking handwheel of a gripper for TLIF surgery.
The reference numerals in the drawings are: 1. sleeve, 2, locating pin, 3, jackscrew, 4, locking hand wheel, 5, sleeve pipe, 6, interior pole, 7, handle, 8, locking hand wheel installation cover, 5-1, arch, 5-2, arc surface.
Detailed Description
The core of the invention is to provide a gripper for TLIF surgery, which can effectively grip an implant and, after the implant has reached a certain position, rotate the implant by tapping.
In order to provide a better understanding of the present invention, the present invention will be described in further detail with reference to fig. 1 to 6 and the detailed description.
The gripper for TLIF operation consists of a sleeve 1, a locating pin 2, a jackscrew 3, a locking hand wheel 4, an inner rod 6, a sleeve 5 and a handle 7, wherein the sleeve 1 is provided with a locking hand wheel mounting sleeve 8, the locking hand wheel 4 is mounted in the locking hand wheel mounting sleeve 8, the handle 7 is mounted at the lower part of the sleeve 5, and the sleeve 5 is inserted into the sleeve 1 and fixed by laser welding; the inner rod 6 is firmly connected with the locking hand wheel 4 by the jackscrew 3 after being inserted into the sleeve 5; the handle 7 is welded with the sleeve 5; the locating pin 2 is connected with the sleeve 1, the locking hand wheel 4 is rotated clockwise to connect the inner rod 6 with the implant, after the implant reaches the required position, the locking hand wheel 4 is rotated anticlockwise, after the inner rod 6 is separated from the implant, the locking hand wheel 4 is lifted upwards, the locking hand wheel 4 is rotated anticlockwise to be connected with the locating pin 2, and the sleeve 1 is lightly knocked by a bone hammer to realize the rotation of the implant.
The locating pin 2 is of a threaded structure, and the locking and locking hand wheel 4 can be screwed in.
The head of the sleeve 5 is of a circular arc structure and is provided with a circular arc surface 5-2, and two protrusions 5-1 are arranged in the circular arc surface 5-2 and can be matched with the implant to position the implant. The tail of the sleeve 5 is provided with a step, the step part can be inserted into the sleeve, the center of the sleeve is provided with a through hole, and the inner rod 6 can pass through.
The front end of the inner rod 6 is provided with a thread structure 6-1 which can be connected with an implant. The rear part of the inner rod 6 is a hexagonal 6-2 which can be inserted into a locking hand wheel, and a platform 6-3 is arranged in the middle of the hexagonal and can be matched with the jackscrew 3.
The center of the locking hand wheel 4 is hexagonal 4-1, an inner rod can be inserted, a threaded hole 4-2 is formed in the side face of the locking hand wheel, jackscrews can be installed in the side face of the locking hand wheel, threads are formed in the top of the locking hand wheel, and the locking hand wheel can be connected with the locating pin 2 and used for locating the locking hand wheel 4.
The jackscrew 3 is of a threaded structure, and the head of the jackscrew is provided with an inner hexagonal hole.
The upper end of the handle 7 is provided with a circular arc groove which is matched with the sleeve 1.
After the locking hand wheel 4 is connected with the locating pin 2, the implant can rotate on the sleeve 5.
The sleeve 1 is provided with a through hole, and the end part of the sleeve 1 is provided with a threaded hole and a step; the locating pin main part is the helicitic texture, installs the rear end at the cover through threaded connection, and exposes, and the part of exposing can be connected with the locking hand wheel.
Examples:
In one embodiment, as shown in fig. 1, the invention provides a gripper for TLIF surgery, which consists of a sleeve 1, a locating pin 2, a jackscrew 3, a locking hand wheel 4, a sleeve 5, an inner rod 6, a handle 7, a protrusion 5-1 and an arc surface 5-2.
As shown in fig. 1,2 and 3, in the process of implanting the interbody fusion cage, the locking hand wheel 4 is rotated clockwise, so that the inner rod 6 and the implant are connected and locked through threads, the arc surface at the tail of the implant is attached to the arc surface 5-2 of the sleeve 5 and positioned by two protrusions 5-1, the implant is prevented from rotating, the sliding hammer is connected with the tail of the sleeve 1, the sliding hammer is used for driving the implant into a human body, after the locking hand wheel 4 is rotated anticlockwise to a required position, the connection between the inner rod 6 and the implant is released, the locking hand wheel 4 is lifted upwards to be rotated anticlockwise, the locking hand wheel is connected with the positioning pin 2, and the sleeve 1 is tapped by the bone hammer to slide between the arc surface at the tail of the implant and the arc surface 5-2 of the sleeve 5, so that the implant is rotated.
The present invention provides a gripper for TLIF procedures as described in detail above. The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the concept of the present invention, and such modifications and adaptations are intended to be comprehended within the scope of the present invention.
Claims (8)
1. A gripper for TLIF surgery, characterized by: consists of a sleeve, a locating pin, a jackscrew, a locking hand wheel, an inner rod, a sleeve and a handle; the rear end of the sleeve is provided with a locking hand wheel mounting sleeve, the locking hand wheel is mounted in the locking hand wheel mounting sleeve, the lower part of the sleeve is provided with a handle, and the sleeve is inserted into the sleeve and is fixed by laser welding; the inner rod is firmly connected with the locking hand wheel by a jackscrew after being inserted into the sleeve; the handle is welded with the sleeve; the locating pin is connected with the sleeve;
The locking hand wheel is rotated clockwise to connect the inner rod with the implant, the locking hand wheel is rotated anticlockwise after the implant reaches a required position, the locking hand wheel is lifted and rotated anticlockwise after the inner rod is separated from the implant, the locking hand wheel is connected with the positioning pin, and the sleeve is lightly knocked by a bone hammer to realize rotation of the implant;
the head of the sleeve is of an arc-shaped structure and is provided with an arc surface, after the locking hand wheel is connected with the locating pin, the sleeve is lightly knocked by the bone hammer to enable sliding to be generated between the arc surface of the tail of the implant and the arc surface of the sleeve, and the implant can rotate on the sleeve.
2. A gripper for TLIF surgery as defined in claim 1, wherein: the locating pin is a threaded structure, and the locking hand wheel can be screwed in.
3. A gripper for TLIF surgery as defined in claim 1, wherein: two protrusions are arranged in the arc surface and can be matched with the implant to position the implant; the tail of the sleeve is provided with a step, the step part can be inserted into the sleeve, the center of the sleeve is provided with a through hole, and the inner rod can pass through the through hole.
4. A gripper for TLIF surgery as defined in claim 1, wherein: the front end of the inner rod is of a threaded structure and can be connected with an implant, the rear part of the inner rod is of a hexagonal shape and can be inserted into a locking hand wheel, and a platform is arranged in the middle of the hexagonal shape and can be matched with a jackscrew.
5. A gripper for TLIF surgery as defined in claim 1, wherein: the center of the locking hand wheel is hexagonal, the locking hand wheel can be inserted into the inner rod, a threaded hole is formed in the side face of the locking hand wheel, a jackscrew can be installed in the locking hand wheel, threads are formed in the top of the locking hand wheel, and the locking hand wheel can be connected with a positioning pin and used for positioning the locking hand wheel.
6. A gripper for TLIF surgery as defined in claim 1, wherein: the jackscrew is of a threaded structure, and the head of the jackscrew is provided with an inner hexagonal hole.
7. A gripper for TLIF surgery as defined in claim 1, wherein: the upper end of the handle is provided with a circular arc groove which is matched with the sleeve.
8. A gripper for TLIF surgery as defined in claim 1, wherein: the sleeve is provided with a through hole, and the end part of the sleeve is provided with a threaded hole and a step; the locating pin main part is the helicitic texture, installs the rear end at the cover through threaded connection, and exposes, and the part of exposing can be connected with the locking hand wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810200391.XA CN108210131B (en) | 2018-03-12 | 2018-03-12 | Grab for TLIF operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810200391.XA CN108210131B (en) | 2018-03-12 | 2018-03-12 | Grab for TLIF operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108210131A CN108210131A (en) | 2018-06-29 |
| CN108210131B true CN108210131B (en) | 2024-05-31 |
Family
ID=62658297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810200391.XA Active CN108210131B (en) | 2018-03-12 | 2018-03-12 | Grab for TLIF operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108210131B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013149611A1 (en) * | 2012-04-05 | 2013-10-10 | Spine Center Baden GmbH | Spinal implant, tools for introducing implants between two vertebral bodies of a spinal column and surgical kit |
| CN103610521A (en) * | 2013-11-21 | 2014-03-05 | 江苏百得医疗器械有限公司 | Interbody fusion cage |
| US8840622B1 (en) * | 2008-02-14 | 2014-09-23 | Nuvasive, Inc. | Implant installation assembly and related methods |
| US9730802B1 (en) * | 2014-01-14 | 2017-08-15 | Nuvasive, Inc. | Spinal fusion implant and related methods |
| CN208640982U (en) * | 2018-03-12 | 2019-03-26 | 北京理贝尔生物工程研究所有限公司 | A kind of grasping device for TLIF operation |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040010261A1 (en) * | 2002-07-12 | 2004-01-15 | Hoag Stephen H. | Tool for releasably gripping an orthopedic implant |
| US20070208343A1 (en) * | 2004-03-10 | 2007-09-06 | Sepitec Foundation | Implant Used in Stabilising Operations on the Thoracic and Lumbar Vertebral Column |
| US20080140085A1 (en) * | 2006-12-11 | 2008-06-12 | G&L Consulting, Llc | Steerable spine implant insertion device and method |
| US8147554B2 (en) * | 2008-10-13 | 2012-04-03 | Globus Medical, Inc. | Intervertebral spacer |
| FR2948277B1 (en) * | 2009-07-27 | 2012-11-16 | Medicrea International | ASSEMBLY COMPRISING AN INTERVERTEBRAL IMPLANT FOR IMMOBILIZING A VERTEBRA IN RELATION TO ANOTHER AND A POSITION INSTRUMENT OF THIS IMPLANT |
| US20120185045A1 (en) * | 2011-01-14 | 2012-07-19 | Zimmer Spine, Inc. | Articulating spinal implant insertion instrument |
| US9220542B2 (en) * | 2011-12-13 | 2015-12-29 | Tecomet, Inc | System and method for a lockable polyaxial driver tool |
| DE102016113488B3 (en) * | 2016-07-21 | 2017-11-16 | Medicon Eg. Chirurgiemechaniker-Genossenschaft | Instrument for introducing a spinal implant and spinal implant |
-
2018
- 2018-03-12 CN CN201810200391.XA patent/CN108210131B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8840622B1 (en) * | 2008-02-14 | 2014-09-23 | Nuvasive, Inc. | Implant installation assembly and related methods |
| WO2013149611A1 (en) * | 2012-04-05 | 2013-10-10 | Spine Center Baden GmbH | Spinal implant, tools for introducing implants between two vertebral bodies of a spinal column and surgical kit |
| CN103610521A (en) * | 2013-11-21 | 2014-03-05 | 江苏百得医疗器械有限公司 | Interbody fusion cage |
| US9730802B1 (en) * | 2014-01-14 | 2017-08-15 | Nuvasive, Inc. | Spinal fusion implant and related methods |
| CN208640982U (en) * | 2018-03-12 | 2019-03-26 | 北京理贝尔生物工程研究所有限公司 | A kind of grasping device for TLIF operation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108210131A (en) | 2018-06-29 |
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